3
Practice Areas
13 years
13 years
25%-25%
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Chat withState: California
Acquired: 2007
No misconduct found
State: Hawaii
Acquired: 2004
No misconduct found
1300 CLAY ST, STE 600, Oakland, CA, 94612
23 Client Reviews
Showing 1 - 5 of 5 reviews | Staff & Support
Posted by Gabriel | December 19, 2024 | Hired Attorney | Social Security Disability
She won my case; amazing team
Katherine is an exceptional attorney. Her staff is just as focused, driven and personable as she. (Jacob especially) Calls are returned, sessions are scheduled, and she is superb in crafting briefings to the judge which lays the groundwork for the disability claim. I came to her after I was with anot...
Posted by K | November 07, 2024 | Hired Attorney | Social Security Disability
Best practice
There is not enough room here to share all my gratitude for the amazing legal team at this attorney's practice. They are LGBTQA+ friendly (correct pronouns!). They are respectful and communicative with developmentally disabled adults (of which I am one). They are an intelligent, methodical team and f...
Posted by Katrina | October 16, 2024 | Hired Attorney | Lawsuits & Disputes
A SUPERB LAWYER
This lawyer is the best example of a lawyer. She is educated and professional on her craft. She has a thorough and respectful team. She is caring, thoughtful as well as understanding. I would hire her a million times over again. I highly recommend her to go to bat for your case!. And most importantly...
Posted by Zachary | October 16, 2024 | Hired Attorney | Social Security Disability
Superb
I could not have even started the process of applying for SSDI without Kat and her team of experts. All of them were super compassionate, very helpful and thorough. I am so grateful that I chose Katherine and her team to represent me! We need more people like this on our planet! Sincerely
Posted by John | December 16, 2020 | Hired Attorney | Social Security Disability
The only attorney that would take my case!
Attorney Siegfried, as well as the staff was exceptional in dealing with my case. After being denied my SSDI since 2015, as appeal after appeal was denied, Attorney Siegfried took my case to a Federal Appeals when no other attorney would make time for me; most would say there is nothing here or that ...
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Civil rights lawyer
Family lawyer
Landlord or tenant lawyer
Civil rights lawyer
Family lawyer
2007 - 2013
Staff Attorney, Bay Area Legal Aid
2004 - 2007
Supervising Attorney, Legal Aid Society Of Hawaii
2013 - Present
National Organization of Social Security Claimants RepresentativesAttorney Member
Remand in District Court on the basis that SSA did not properly account for symptoms testimony.
Won substantial award of disability benefits for an individual with a remote onset date.
As a result of our settlement, the program underwent significant positive changes.
2004
Juris Doctorate
2000
BA - Bachelor of Arts
2020
SSI Benefits for Children
2005
English
Spanish
Legal Answers
Legal Guides
What does it mean when social security clerk says that a case has been sent to writing?
30 Jan 2018
I been deined Ssdi when I reopened my case but I recived ssi how far can I go to get back pay if approved for ssdi ?
31 Jan 2018
Can I stop Medicare Part B for 1 year because of the premium increase from $104.90 to $272.70 because of a single year tax file?
16 Dec 2013